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231010000332320 = 25511177720922471
BaseRepresentation
bin110100100001101000110101…
…000000100110011000100000
31010021221100012010010202112002
4310201220311000212120200
5220234331440041113240
62135152310141023132
766441631106130626
oct6441506500463040
91107840163122462
10231010000332320
1167674877850a50
1221aab351854aa8
139bb91c376c461
144108d2d625516
151ba9178505d15
hexd21a35026620

231010000332320 has 96 divisors (see below), whose sum is σ = 630397877993856. Its totient is φ = 79062246092800.

The previous prime is 231010000332313. The next prime is 231010000332341. The reversal of 231010000332320 is 23233000010132.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 231010000332292 and 231010000332301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3860431316 + ... + 3860491155.

It is an arithmetic number, because the mean of its divisors is an integer number (6566644562436).

Almost surely, 2231010000332320 is an apocalyptic number.

231010000332320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231010000332320 is an abundant number, since it is smaller than the sum of its proper divisors (399387877661536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

231010000332320 is a wasteful number, since it uses less digits than its factorization.

231010000332320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7720922514 (or 7720922506 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 231010000332320 its reverse (23233000010132), we get a palindrome (254243000342452).

The spelling of 231010000332320 in words is "two hundred thirty-one trillion, ten billion, three hundred thirty-two thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 11 16 17 20 22 32 34 40 44 55 68 80 85 88 110 136 160 170 176 187 220 272 340 352 374 440 544 680 748 880 935 1360 1496 1760 1870 2720 2992 3740 5984 7480 14960 29920 7720922471 15441844942 30883689884 38604612355 61767379768 77209224710 84930147181 123534759536 131255682007 154418449420 169860294362 247069519072 262511364014 308836898840 339720588724 424650735905 525022728028 617673797680 656278410035 679441177448 849301471810 1050045456056 1235347595360 1312556820070 1358882354896 1443812502077 1698602943620 2100090912112 2625113640140 2717764709792 2887625004154 3397205887240 4200181824224 5250227280280 5775250008308 6794411774480 7219062510385 10500454560560 11550500016616 13588823548960 14438125020770 21000909121120 23101000033232 28876250041540 46202000066464 57752500083080 115505000166160 231010000332320